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Finding the Fourth Proportional to 671,954.84, 927,298.94 and 400,032.14

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Solution

The fourth proportional to 671,954.84, 927,298.94 and 400,032.14 is: 552,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,954.84 : 927,298.94 = 400,032.14 : x
  2. Step 2: Convert to fraction form
    671,954.84/927,298.94 = 400,032.14/x
  3. Step 3: Cross multiply
    671,954.84x = 927,298.94 × 400,032.14
  4. Step 4: Simplify right side
    671,954.84x = 370,949,380,575.36
  5. Step 5: Solve for x
    x = 370,949,380,575.36/671,954.84
  6. Step 6: Final answer
    x = 552,045.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.